3. Choose the correct option to complete the sentences: 1) ___ I make a cup of tea for you? (Have / Do / Shall) 2) Teachers don't ___ wear uniforms. (have to / has to / must) 3) I sometimes ___ to look after my little brother. (have / must / shall) 4) Do you ___ go to school on Saturdays? (have to / have / must) 5) I ___ forget Lucy's birthday. (don't have to / doesn't have to / mustn't) 6) Jack ___ help his mum on Saturdays. (have to / has to / shall) 7) ___ Bella have to do her homework now? (Has / Is / Does) 8) Steve ___ have to pay for his ticket. It's free. (don't / doesn't / not) 9) ___ we have to go to school tomorrow? (Do / Have / Does) 10) We ___ light a fire in the forest. (don't have to / mustn't / mustn't to) 11) I don't ___ wear a tie to school. (has to / must / have to) 12) You ___ arrive at two o'clock. (shall / has to / must)

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